86182720

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20717}}^1$

素因数の和:20747

約数の個数: 56

約数和(自身を含む): 221019624

約数和(自身を除く): 134836904

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 20717, 41434, 82868, 103585, 165736, 207170, 269321, 331472, 414340, 538642, 662944, 828680, 1077284, 1325888, 1346605, 1657360, 2154568, 2693210, 3314720, 4309136, 5386420, 6629440, 8618272, 10772840, 17236544, 21545680, 43091360, 86182720]

約数ペア:

[(1, 86182720), (2, 43091360), (4, 21545680), (5, 17236544), (8, 10772840), (10, 8618272), (13, 6629440), (16, 5386420), (20, 4309136), (26, 3314720), (32, 2693210), (40, 2154568), (52, 1657360), (64, 1346605), (65, 1325888), (80, 1077284), (104, 828680), (130, 662944), (160, 538642), (208, 414340), (260, 331472), (320, 269321), (416, 207170), (520, 165736), (832, 103585), (1040, 82868), (2080, 41434), (4160, 20717)]